52 15 415 Replacing padding for left or right front seat (sport/manual)
WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, and 2009 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
Operation is described in:
Replacing seat cover on left or right front seat . See 5216400 REPLACING SEAT COVER FOR LEFT OR RIGHT FRONT SEAT (M3 SPORT SEAT) or 5215400 REPLACING SEAT COVER FOR LEFT OR RIGHT FRONT SEAT (SPORT/MANUAL) .